net: ipa: add interconnect name to configuration data

Add the name to the configuration data for each interconnect.  Use
this information rather than a constant string during initialization.
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/ipa/ipa_clock.c

@@ -76,7 +76,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
 	struct ipa_interconnect *interconnect;
 	struct icc_path *path;
 
-	path = ipa_interconnect_init_one(dev, "memory");
+	path = ipa_interconnect_init_one(dev, data->name);
 	if (IS_ERR(path))
 		goto err_return;
 	interconnect = &clock->interconnect[IPA_INTERCONNECT_MEMORY];
@@ -85,7 +85,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
 	interconnect->peak_bandwidth = data->peak_bandwidth;
 	data++;
 
-	path = ipa_interconnect_init_one(dev, "imem");
+	path = ipa_interconnect_init_one(dev, data->name);
 	if (IS_ERR(path))
 		goto err_memory_path_put;
 	interconnect = &clock->interconnect[IPA_INTERCONNECT_IMEM];
@@ -94,7 +94,7 @@ static int ipa_interconnect_init(struct ipa_clock *clock, struct device *dev,
 	interconnect->peak_bandwidth = data->peak_bandwidth;
 	data++;
 
-	path = ipa_interconnect_init_one(dev, "config");
+	path = ipa_interconnect_init_one(dev, data->name);
 	if (IS_ERR(path))
 		goto err_imem_path_put;
 	interconnect = &clock->interconnect[IPA_INTERCONNECT_CONFIG];

drivers/net/ipa/ipa_data-sc7180.c

@@ -314,15 +314,18 @@ static struct ipa_clock_data ipa_clock_data = {
 	/* Interconnect bandwidths are in 1000 byte/second units */
 	.interconnect = {
 		[IPA_INTERCONNECT_MEMORY] = {
+			.name			= "memory",
 			.peak_bandwidth		= 465000,	/* 465 MBps */
 			.average_bandwidth	= 80000,	/* 80 MBps */
 		},
 		/* Average bandwidth unused for the next two interconnects */
 		[IPA_INTERCONNECT_IMEM] = {
+			.name			= "imem",
 			.peak_bandwidth		= 68570,	/* 68.57 MBps */
 			.average_bandwidth	= 0,		/* unused */
 		},
 		[IPA_INTERCONNECT_CONFIG] = {
+			.name			= "config",
 			.peak_bandwidth		= 30000,	/* 30 MBps */
 			.average_bandwidth	= 0,		/* unused */
 		},

drivers/net/ipa/ipa_data-sdm845.c

@@ -334,15 +334,18 @@ static struct ipa_clock_data ipa_clock_data = {
 	/* Interconnect bandwidths are in 1000 byte/second units */
 	.interconnect = {
 		[IPA_INTERCONNECT_MEMORY] = {
+			.name			= "memory",
 			.peak_bandwidth		= 600000,	/* 600 MBps */
 			.average_bandwidth	= 80000,	/* 80 MBps */
 		},
 		/* Average bandwidth unused for the next two interconnects */
 		[IPA_INTERCONNECT_IMEM] = {
+			.name			= "imem",
 			.peak_bandwidth		= 350000,	/* 350 MBps */
 			.average_bandwidth	= 0,		/* unused */
 		},
 		[IPA_INTERCONNECT_CONFIG] = {
+			.name			= "config",
 			.peak_bandwidth		= 40000,	/* 40 MBps */
 			.average_bandwidth	= 0,		/* unused */
 		},

drivers/net/ipa/ipa_data.h

@@ -268,10 +268,12 @@ enum ipa_interconnect_id {
 
 /**
  * struct ipa_interconnect_data - description of IPA interconnect bandwidths
+ * @name:		Interconnect name (matches interconnect-name in DT)
  * @peak_bandwidth:	Peak interconnect bandwidth (in 1000 byte/sec units)
  * @average_bandwidth:	Average interconnect bandwidth (in 1000 byte/sec units)
  */
 struct ipa_interconnect_data {
+	const char *name;
 	u32 peak_bandwidth;
 	u32 average_bandwidth;
 };